Stamps, 50c denom
1 to 50 of 284
La Aguera
postage1920, Jun ovpted on stamp of Rio de Oro unwmk (no perf info)
| - | 50c | brtbl | ovpt, King Alfonso XIII |
1922, Jun
| - | 50c | redvio | King Alfonso XIII |
Rio de Oro
1905, Dec
| - | 50c | dkgrn | King Alfonso XIII | — | — |
1907 1907 issue
| - | 50c | blkvio | King Alfonso XIII | — | — |
1909
| - | 50c | King Alfonso XIII | — | — |
1912 1912 issue
| - | 50c | lake | King Alfonso XIII | .20–.30 | .20 |
1914 1914 issue
| - | 50c | King Alfonso XIII | .20–.30 | .20 |
1917 ovpted
| - | 50c | lake | ovpt, King Alfonso XIII | — | — |
1919 1919 issue
| - | 50c | King Alfonso XIII | .30–1.00 | .30–1.00 |
1920 1920 issue
| - | 50c | brtbl | King Alfonso XIII | 1.00–10. | 1.00–10. |
1921 1921 issue
| - | 50c | King Alfonso XIII | — | — |
Andorra (Sp)
1928 1928 issue ovpted on stamp of Spain p. 14
| - | 50c | org | ovpt, King Alfonso XIII |
1929, Nov 25 1929 issue
| X | 50c | ver | St Julia de Loria |
1936 1936 issue p. 11.5
| - | 50c | redorg | Sant Julià de Lòria |
1948, Feb 16 1948 issue (no perf info)
| - | 50c | plaza |
1966, Jun 10 flowers (1966 Andorra (Sp)) p. 13
| X | 50c | narcissus |
Spain
1872 Amadeo issue p. 14
| - | 50c | dpgrn | King Amadeo |
1873, Jul 1
| X | 50c | ultra | Espana 1873 |
1874, Jul 1
| - | 50c | org | Justice seated |
1875, Aug 1
| - | 50c | lav | King Alfonso XII |
1876, Jun 1 wmk. castle
| X | 50c | grn | King Alfonso XII |
1878, Jul 1 unwmk
| X | 50c | grn | King Alfonso XII |
1879, May 1
| - | 50c | dlbuff | King Alfonso XII |
1889, Oct 1 1889 issue
| - | 50c | dkredvio | King Alfonso XIII |
1901, Jan 1 1901 issue
| X | 50c | dkbl | King Alfonso XIII |
1905, May 1 Don Quixote publication 300th issue
| - | 50c | grayblk |
1909 1909 issue
| - | 50c | grnbl | King Alfonso XIII | |||
| X | 50c | bl | King Alfonso XIII (1917) | 1.00–10. | .20 |
1920, Oct 1 7th UPU Congress issue
| - | 50c | brtbl & blk | Madrid Post Office |
1922 1922 issue
| X | 50c | org | King Alfonso XIII |
1929, Feb 15 Seville & Barcelona Expositions issue
| - | 50c | org |
1929, Jun 10 League of Nations assembly issue ovpted
| - | 50c | org | ovpt, King Alfonso XIII |
1930 1930 issue
| X | 50c | org | King Alfonso XIII |
1930, May 10 11th International Railway Congress issue
| X | 50c | yelbrn | locomotive |
1930, Jun 15 Goya death 100th issue
| X | 50c | ver | Francisco Goya |
1930, Sep 29 Christopher Columbus issue
| X | 50c | multi | Columbus leaving Palos |
1930, Oct 10 Spanish-American Union Exhibition issue
| X | 50c | org | Peru pavilion |
1931 Barcelona 1st revolutionary issue ovpted
| - | 50c | org | ovpt, King Alfonso XIII | — | — |
1931 Barcelona 2nd revolutionary issue ovpted
| - | 50c | org | ovpt, King Alfonso XIII | — | — |
1931, May 27 Republic issue ovpted
| X | 50c | org | ovpt, King Alfonso XIII |
1931, Sep famous men issue
| X | 50c | org | Nicolás Salmerón |
1931, Oct 10 3rd Pan-American Postal Union Congress issue
| X | 50c | redorg | Macita-Catedral intro Córdoba |
1931, Dec 9 Montserrat Monastery 900th issue
| - | 50c | org |
1934, Apr 1934 issue
| X | 50c | dkbl | Salmeron | — | — |
1935, Oct 12 Lope de Vega death 300th issue
| - | 50c | dkbl | Lope de Vega |
1936 1936 republic issue
| X | 50c | dkbl | Velazquez |
1936 1936 state a issue
| - | 50c | bl | — | — |
1936 1936 state b issue
| X | 50c | dkbl | Isabel the Catholic | — | — |
1936, Feb 14 Madrid Press Association 40th issue
| - | 50c | ultra | Torcuato Luca de Tena |
1938 1938 Isabella issue
| X | 50c | ind | Isabel the Catholic | — | — |
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